CN202001900U

CN202001900U - LED (Light Emitting Diode) light source lamp bulb

Info

Publication number: CN202001900U
Application number: CN2011200304278U
Authority: CN
Inventors: 刘桥明; 王云
Original assignee: JIAXING BINGSHENG LIGHTING APPLIANCE CO Ltd
Current assignee: JIAXING BINGSHENG LIGHTING APPLIANCE CO Ltd
Priority date: 2011-01-28
Filing date: 2011-01-28
Publication date: 2011-10-05
Anticipated expiration: 2021-01-28

Abstract

The utility model relates to an LED (Light Emitting Diode) light source lamp bulb which comprises a lamp cap, an LED luminous body, a constant current source and a glass bulb shell, wherein the lamp cap, the constant current source and the LED luminous body are sequentially and electrically connected; the glass bulb shell and the lamp cap combine to form a sealed space, and the constant current source and the LED luminous body are arranged in the sealed space; the LED luminous body is of a polyhedral structure and comprises a plurality of side surfaces, an upper bottom surface and a lower bottom surface, and the side surfaces and the lower bottom surface are circuit boards (31) attached with a plurality of LED lamp beads (32). The LED luminous body is of the polyhedral structure, and the LED lamp beads are arranged on the side surfaces and the lower bottom surface, thereby solving the advantages of single surface lumination of a single LED, and the LED light source lamp bulb is much better in brightness and illumination effects. In addition, the circuit boards are spliced to form the polyhedral structure of the LED luminous body. The circuit boards with certain hardness are endowed with structural functions in addition to the function of serving as base bodies of the LED lamp beads, thereby solving the problem of material waste for making additional polyhedral structure base bodies and reducing the production cost of LED light source lamp bulb.

Description

A kind of led light source bulb

Technical field

The utility model relates to a kind of bulb, especially a kind of led light source bulb.

Background technology

Existing conventional incandescent bulb, compact fluorescent lamp have the shortcoming that power consumption is big, electro-optical efficiency is low, service life is short, and the noxious material that contains in the compact fluorescent lamp---mercury also has the shortcoming of not environmental protection.LED has energy-saving and environmental protection, free from glare, radiationless advantage as the light emitting source of a new generation.

Publication number is that the Chinese patent of CN201636630 discloses a kind of LED bulb, comprises lamp holder, power supply, plastic stent, heat radiation aluminium flake, hollow heat conduction support, back-up block, led light source matrix, hollow screw, diffuser, lead.Power supply is placed in the endoporus of plastic stent, plastic stent screws in the endoporus of lamp holder, the heat radiation aluminium flake is circular, hollow heat conduction support is hollow cylindrical, the small end of hollow heat conduction support passes the central through hole of back-up block, heat radiation aluminium flake, form with the endoporus of plastic stent bottom and to be threaded, the led light source matrix is fixed together by the big end of hollow screw and hollow heat conduction support, and diffuser is buckled on the outer away from the aluminum component that dispels the heat of plastic stent.But in this technical scheme, the light emission direction of led light source is comparatively single, and this makes the LED bulb be difficult to reach lighting effect preferably.

Summary of the invention

The purpose of this utility model is to overcome problems of the prior art, proposes a kind of led light source that adopts and replaces traditional tungsten filament light emitting source, and solved the luminous shortcoming of LED single face, has the led light source bulb of good lighting effect and brightness.

For achieving the above object, the technical scheme that the utility model adopted is:

A kind of led light source bulb, comprise lamp holder, LED illuminator, current limliting source, glass cell-shell, lamp holder, current limliting source, LED illuminator are electrically connected successively, the glass cell-shell combines with lamp holder and forms a confined space, current limliting source, LED illuminator are arranged in the confined space, the LED illuminator is a polyhedral structure, comprises a plurality of sides, a upper bottom surface and a bottom surface, and side, bottom surface are the wiring board that is attached with a plurality of LED lamp pearls.

The utility model LED illuminator is set to have a plurality of sides, the polyhedral structure of a upper bottom surface and a bottom surface, and side and bottom surface are provided with LED lamp pearl, solved the luminous shortcoming of single led single face, have better brightness and lighting effect, in addition, utilize wiring board to be spliced to form the polyhedral structure of LED illuminator, in function as LED lamp pearl matrix, give have certain degree of hardness wiring board with structure function, the material that has solved other making polyhedral structure matrix expends, and has reduced the production cost of led light source bulb.

Technique scheme can also be further perfect:

As preferably, the upper end and the bottom that form the wiring board of side are provided with projection and lower convexity respectively, offer a plurality of slots on upper bottom surface and the bottom surface, last protruding, insertion slot that lower convexity is corresponding.Each parts of forming polyhedral structure adopt the mode of pegging graft to assemble, and are simple, help extensive, the high efficiency production of led light source bulb.

As preferably, slot is provided with along the position, edge of upper bottom surface and bottom surface.

As preferably, each side is provided with 4 LED lamp pearls 3 of arranging according to 4 row, 1 row mode.

As preferably, bottom surface is provided with 5 LED lamp pearls according to " ten " font symmetry arrangement." ten " font structure of symmetry arrangement can guarantee the luminous well-balanced of bottom light source.

As preferably, LED lamp pearl is an adopting surface mounted LED lamp pearl, and a plurality of LED lamp pearls are connected in series.

As preferably, the led light source bulb also comprises a stem stem that is arranged between lamp holder and the wiring board, offers a hole on the stem stem.The hole is opened in an end of stem stem, and in the production process, the air in the confined space is transferred by steam vent, forms vacuum environment.

As preferably, stem stem is connected by two joint pins with wiring board, end of joint pin and wiring board welding, and another end is connected with the stem stem clamp.Traditional incandescent lamp bulb joint pin is the mode that adopts clamping connection with being connected of tungsten filament, and adopt LED as light emitting source, because the wiring board as LED lamp pearl matrix has constant weight, so joint pin need adopt the mode of welding to be connected with the wiring board that LED lamp pearl is housed, with increase mechanical connection intensity, and the connected mode of joint pin and stem stem has kept the mode of clamping connection encapsulation in the incandescent lamp generation technology.

As preferably, joint pin is the iron conductor of diameter 1.2mm.The diameter of traditional incandescent lamp bulb stem stem is 0.8mm, in the utility model, stem stem is increased to 1.2mm, has further strengthened the intensity of stem stem.

As preferably, be coated with nickel or tin on the joint pin.Be coated with nickel or tin on the joint pin, increased the solderability of joint pin.

Because the employing of technique scheme, the utility model compared with prior art has the following advantages:

The utility model adopts LED lamp pearl to replace the tungsten filament of incandescent lamp, the trend that meets the interior energy-saving and emission-reduction of global range instantly, and, the utility model has obtained better intensity of illumination and scope by polyhedral LED illuminator is set, solved the luminous shortcoming of LED single face, this also makes the LED energy-saving bulb really to come into huge numbers of families, has marketing prospect preferably.In addition, the utility model has farthest kept the assembly of incandescent lamp bulb, the incandescent lamp bulb production technology combined with the led light source bulb, largely reduced the input that bulb manufacturer regenerates for renewal of the equipment between the transitional period.

Description of drawings

Fig. 1 is a kind of front view that splits form of the present utility model;

Fig. 2 is a kind of schematic diagram of LED illuminator upper bottom surface in the utility model;

Fig. 3 is a kind of schematic diagram aa of LED illuminator bottom surface in the utility model;

Fig. 4 is a kind of expansion schematic diagram of the side of LED illuminator in the utility model;

Fig. 5 is a kind of theory diagram of the present utility model;

Fig. 6 is a kind of circuit theory diagrams of the present utility model;

Wherein: 1, lamp holder; 2, stem stem; 21, hole; 3, LED illuminator; 31, wiring board; 32, LED lamp pearl; 33, go up projection; 34, lower convexity; 35, slot; 36, fairlead; 4, current limliting source; 5, glass cell-shell; 6, joint pin.

The specific embodiment

Below in conjunction with accompanying drawing, the utility model is described further.

Led light source bulb as shown in Figure 1, comprise lamp holder 1, LED illuminator 3, glass cell-shell 5, lamp holder 1 sees also Fig. 5 by stem stem 2, current limliting source 4() be electrically connected with LED illuminator 3, stem stem is the inner vitreum that is surrounded by the copper post, civil power inserts by lamp holder 1, be converted to constant direct current electric by copper post, LED current limliting source 4 and press, make the LED can be normally luminous under specified voltage, electric current to LED illuminator 3 power supply.

Stem stem 2 is arranged between lamp holder 1 and the LED illuminator 3, offer a steam vent 21 on the stem stem, glass cell-shell 5 combines with lamp holder 1 and forms a confined space, stem stem 2, current limliting source 4, LED illuminator 3 are arranged in the confined space, in the production process, air in the confined space is transferred by steam vent 21, forms vacuum environment.

LED illuminator 3 is a polyhedral structure, sees also Fig. 2, Fig. 3, Fig. 4, comprises 8 sides, 1 upper bottom surface and 1 bottom surface, and side, bottom surface are the wiring board 31 that is attached with a plurality of LED lamp pearls 32, offer two fairleads 36 on the upper bottom surface.

As shown in Figure 4, the upper end and the bottom that form the wiring board 31 of side are provided with microscler upward projection 33 and lower convexity 34 respectively, offer a plurality of microscler slots 35 along upper bottom surface and position, bottom surface edge, the insertion slot 35 of last projection 33, lower convexity 34 correspondences.

In the present embodiment, each side is provided with 4 LED lamp pearls 32 of arranging according to 4 row, 1 row mode.Bottom surface is provided with 5 LED lamp pearls 32 according to " ten " font symmetry arrangement.

As shown in Figure 6, LED lamp pearl 32 is an adopting surface mounted LED lamp pearl, and a plurality of LED lamp pearls 32 are connected in series.

Stem stem 2 is connected with the iron conductor joint pin 6 of wiring board 31 by two diameter 1.2mm, end of joint pin 6 and wiring board 31 welding, another end is connected with stem stem 2 clamps, is coated with nickel or tin on the joint pin 6, the solderability when being used to strengthen joint pin 6 with wiring board 31 welding.

Should be understood that this embodiment only to be used to the utility model is described and be not used in the restriction scope of the present utility model.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.

Claims

1. led light source bulb, comprise lamp holder (1), LED illuminator (3), current limliting source (4), glass cell-shell (5), described lamp holder (1), current limliting source (4), LED illuminator (3) is electrically connected successively, described glass cell-shell (5) combines with described lamp holder (1) and forms a confined space, described current limliting source (4), LED illuminator (3) is arranged in the described confined space, it is characterized in that: described LED illuminator (3) is a polyhedral structure, comprise a plurality of sides, a upper bottom surface and a bottom surface, described side, bottom surface is for being attached with the wiring board (31) of a plurality of LED lamp pearls (32).

2. led light source bulb according to claim 1, it is characterized in that: the upper end and the bottom that form the described wiring board (31) of side are provided with projection (33) and lower convexity (34) respectively, offer a plurality of slots (35) on described upper bottom surface and the bottom surface, the described described slot of insertion (35) of going up projection (33), lower convexity (34) correspondence.

3. led light source bulb according to claim 2 is characterized in that: described slot (35) is provided with along the position, edge of described upper bottom surface and bottom surface.

4. led light source bulb according to claim 1 is characterized in that: each described side is provided with 4 described LED lamp pearls (32) of arranging according to 4 row, 1 row mode.

5. led light source bulb according to claim 1 is characterized in that: described bottom surface is provided with 5 the LED lamp pearls (32) according to " ten " font symmetry arrangement.

6. according to any described led light source bulb in the claim 1～5, it is characterized in that: described LED lamp pearl (32) is an adopting surface mounted LED lamp pearl, and a plurality of described LED lamp pearls (32) are connected in series.

7. according to any described led light source bulb in the claim 1～5, it is characterized in that: it also comprises a stem stem (2) that is arranged between described lamp holder (1) and the wiring board (31), offers a hole (21) on the described stem stem.

8. according to any described led light source bulb in the claim 7, it is characterized in that: described stem stem (2) is connected by two joint pins (6) with wiring board (31), an end of described joint pin (6) and described wiring board (31) welding, another end is connected with described stem stem (2) clamp.

According to Claim 8 in any described led light source bulb, it is characterized in that: described joint pin (6) is the iron conductor of diameter 1.2mm.

According to Claim 8 in any described led light source bulb, it is characterized in that: described joint pin is coated with nickel or tin on (2).